Home / 226,638,869.40-339,958,304.10-145,009,531.80

Finding the Fourth Proportional to 226,638,869.40, 339,958,304.10 and 145,009,531.80

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Solution

The fourth proportional to 226,638,869.40, 339,958,304.10 and 145,009,531.80 is: 217,514,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,638,869.40 : 339,958,304.10 = 145,009,531.80 : x
  2. Step 2: Convert to fraction form
    226,638,869.40/339,958,304.10 = 145,009,531.80/x
  3. Step 3: Cross multiply
    226,638,869.40x = 339,958,304.10 × 145,009,531.80
  4. Step 4: Simplify right side
    226,638,869.40x = 49,297,194,509,063,024
  5. Step 5: Solve for x
    x = 49,297,194,509,063,024/226,638,869.40
  6. Step 6: Final answer
    x = 217,514,297.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.